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Author Question: The bonding pair of electrons is the pair that makes up the bond when drawing structures. ... (Read 129 times)

nevelica

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The bonding pair of electrons is the pair that makes up the bond when drawing structures.
 
  Indicate whether the statement is true or false

Question 2

A 4.98 g sample of aniline (C6H5NH2, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter with a heat capacity of 4.25 kJ/C. If the temperature rose from 29.5C to 69.8C, determine the value of Hcomb for aniline.
 
  A) +7.81  103 kJ/mol
  B) -3.20  103 kJ/mol
  C) +1.71  103 kJ/mol
  D) -1.71  103 kJ/mol
  E) -7.81  103 kJ/mol

Question 3

The most common reactions of carboxylic acids or their derivatives involve
 
  A) addition across the double bond between carbon and oxygen.
  B) replacement of the oxygen atom in the carbonyl group.
  C) replacement of the group bonded to the carbonyl atom.
  D) oxidation of the R group.
  E) reduction of the R group.



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amandalm

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Answer to Question 1

TRUE

Answer to Question 2

B

Answer to Question 3

C



nevelica

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Both answers were spot on, thank you once again



amandalm

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